function loadCao_top_left(myChart) {
    myChart.setOption(option_2);
}

var option_2 = {
    backgroundColor:'',//设置无背景色
    //backgroundColor:'rgba(251,217,97,0.5)',
    grid : { // 控制图的大小，调整下面这些值就可以，
        y : 25,
        x : 90,
        x2 : 60,
        y2 : 60,// y2可以控制 X轴跟Zoom控件之间的间隔，避免以为倾斜后造成 label重叠到zoom上
        //去除边框线
        borderWidth : 0,
        // backgroundColor:'rgba(251,217,97,0.5)',
    },

    title : {
        text: '某楼盘销售情况',
        subtext: '纯属虚构',
        textStyle:{color: '#d1d2d3'},
        subtextStyle:{color:'#b0b1b1'}

    },
    tooltip : {
        trigger: 'axis',
        textStyle:{color:'#b0b1b1'}
    },
    legend: {
        data:['意向','预购','成交'],
        textStyle:{color:'#b0b1b1'}
    },

    calculable : true,
    xAxis : [
        {
            type : 'category',
            boundaryGap : false,
            data : ['周一','周二','周三','周四','周五','周六','周日'],
            itemStyle: {
                normal: {
                    //填充区域
                    areaStyle : {
                        //默认填充
                        type : 'default',
                        //填充颜色
                        color : 'rgba(251,217,97,0.4)'
                    },
                    //线条颜色
                    color : 'rgba(236, 208, 192,0.8)'
                }
            },

            axisLine : {
                //轴线样式
                lineStyle : {
                    //设置轴线宽度
                    width : 1,
                    //轴线颜色
                    color : 'rgba(1,134,198,0.8)'
                },
            },

            axisLabel : {
                //刻度样式
                textStyle : {
                    //文字透明
                    color : 'rgba(255,255,255,0.5)'
                }

            },

            //分割线
            splitLine : {
                //分割线样式
                lineStyle : {
                    //分割线透明度
                    color : ['rgba(255,255,255,0)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)']
                }
            },
            axisTick : {
                //隐藏刻度线
                show : false
            }

        }
    ],
    yAxis : [
        {
            type : 'value',
            axisLabel : {
                //刻度样式
                textStyle : {
                    //文字透明
                    color : 'rgba(255,255,255,0.5)'
                }

            },
            axisLine : {
                //轴线样式
                lineStyle : {
                    //设置轴线宽度
                    width : 1,
                    //轴线颜色
                    color : 'rgba(1,134,198,0.8)'
                }
            },

            //分割线
            splitLine : {
                //分割线样式
                lineStyle : {
                    //分割线透明度
                    color : ['rgba(255,255,255,0)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)',
                        'rgba(255,255,255,0.3)','rgba(255,255,255,0.3)','rgba(255,255,255,0.3)'
                        ,'rgba(255,255,255,0)']
                }
            }

        }
    ],

    grid:{
        borderColor:'#032a42'
    },
    series : [
        {
            name:'成交',
            type:'line',
            smooth:true,
            itemStyle: {
                normal: {
                    //填充区域
                    areaStyle : {
                        //默认填充
                        type : 'default',
                        //填充颜色
                        color : 'rgba(28,148,139,0.4)'
                    },
                    //线条颜色
                    color : 'rgba(2, 208, 192,0.8)'
                }
            },
            data:[10, 12, 21, 54, 260, 830, 710]
        },
        {
            name:'预购',
            type:'line',
            smooth:true,
            itemStyle: {
                normal: {
                    //填充区域
                    areaStyle : {
                        //默认填充
                        type : 'default',
                        //填充颜色
                        color : 'rgba(53,227,5,0.4)'
                    },
                    //线条颜色
                    color : 'rgba(2, 208, 192,0.8)'
                }
            },
            data:[30, 182, 434, 791, 390, 30, 10]
        },
        {
            name:'意向',
            type:'line',
            smooth:true,
            itemStyle: {
                normal: {
                    //填充区域
                    areaStyle : {
                        //默认填充
                        type : 'default',
                        //填充颜色
                        color : 'rgba(2,97,202,0.4)'
                    },
                    //线条颜色
                    color : 'rgba(2, 208, 192,0.8)'
                }
            },
            data:[1320, 1132, 601, 234, 120, 90, 20]
        }
    ]
};